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13956070 = 251973453
BaseRepresentation
bin110101001111…
…001111100110
3222021001010111
4311033033212
512033043240
61215043234
7226424152
oct65171746
928231114
1013956070
117972447
12481051a
132b7843b
141bd4062
15135a1ea
hexd4f3e6

13956070 has 16 divisors (see below), whose sum is σ = 26443440. Its totient is φ = 5288544.

The previous prime is 13956043. The next prime is 13956073. The reversal of 13956070 is 7065931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13956073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36537 + ... + 36916.

It is an arithmetic number, because the mean of its divisors is an integer number (1652715).

Almost surely, 213956070 is an apocalyptic number.

13956070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13956070 is a deficient number, since it is larger than the sum of its proper divisors (12487370).

13956070 is a wasteful number, since it uses less digits than its factorization.

13956070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73479.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 13956070 is about 3735.7823812422. The cubic root of 13956070 is about 240.7618728794.

The spelling of 13956070 in words is "thirteen million, nine hundred fifty-six thousand, seventy".

Divisors: 1 2 5 10 19 38 95 190 73453 146906 367265 734530 1395607 2791214 6978035 13956070